Thanks to this world map that shows the density of people with the surname Cj in different countries, you can get an idea not only of the popularity of the surname Cj in each country but also of the different migrations of people surnamed Cj.
The quantity of people with the surname Cj that we can find in each country can help us discern the origin of the surname Cj, as logic tells us that the place with the most people surnamed Cj will be the country or area of origin of the surname Cj.
Globalization can make the surname Cj be found in almost every country around the globe, but being able to see the density of people residing in a country with the surname Cj greatly aids all those who seek a deeper knowledge about the surname Cj.